Home / 23,748.21-32,772.66-13,138.22

Finding the Fourth Proportional to 23,748.21, 32,772.66 and 13,138.22

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Solution

The fourth proportional to 23,748.21, 32,772.66 and 13,138.22 is: 18,130.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,748.21 : 32,772.66 = 13,138.22 : x
  2. Step 2: Convert to fraction form
    23,748.21/32,772.66 = 13,138.22/x
  3. Step 3: Cross multiply
    23,748.21x = 32,772.66 × 13,138.22
  4. Step 4: Simplify right side
    23,748.21x = 430,574,417.07
  5. Step 5: Solve for x
    x = 430,574,417.07/23,748.21
  6. Step 6: Final answer
    x = 18,130.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.